Research on the Digitization of Manufacturing Will Enhance the Competitiveness of the Value Chain Based on Advantage Comparison

Table 4

Estimated results by the source of input.

Variable	(6)	(7)	(8)	(9)	(10)
CHN_DIGIi,t	0.247	—	—	—	—
	[3.83]	—	—	—	—
INT_DIGIi,t	—	0.305	—	—	—
	—	[4.98]	—	—	—
TELE_DIGIi,t	—	—	0.139	—	—
	—	—	[3.08]	—	—
SOFT_DIGIi,t	—	—	—	0.283	—
	—	—	—	[4.27]	—
POST_DIGIi,t	—	—	—	—	0.152
	—	—	—	—	[5.35]
REPAYIi,t	0.166	0.223	0.197	0.191	0.147
	[2.70]	[3.79]	[3.24]	[3.19]	[2.47]
CAPIIi,t	0.379	0.281	0.078	0.301	0.190
	[3.62]	[2.93]	[0.71]	[3.07]	[2.00]
SCALIi,t	−0.313	−0.256	−0.120	−0.260	−0.269
	[−3.36]	[−2.83]	[−1.14]	[−2.83]	[−2.99]
ABORDIi,t	−0.083	−0.145	−0.028	−0.134	−0.021
	[−1.01]	[−1.75]	[−0.36]	[−1.56]	[−0.29]
CONS	0.299	0.300	0.301	0.298	0.299
	[25.34]	[25.92]	[25.18]	[25.37]	[25.96]
Industry	Control	Control	Control	Control	Control
Year	Control	Control	Control	Control	Control
R^2	0.233	0.264	0.217	0.244	0.274
F-test	134.96	143.89	158.58	141.39	156.78